| GEOMEMBRANES | A.PROCTOR GROUP LTD |
| CHARCON COMMERCIAL LANDSCAPING |
| CORDEN GROUP LTD |
| FIBERWEB GEOSYNTHETICS LTD |
| FLAG SOPREMA UK Ltd |
| HOOFMARK UK LIMITED |
| ICOPAL LTD |
| KELLER |
| NAYLOR INDUSTRIES PLC |
| POLYPIPE CIVILS |
| RIW LTD |
| TENSAR INTERNATIONAL LTD |
| TIMLOC BUILDING PRODUCTS |
| VERDANT SOLUTIONS LTD |
| GEOMEMBRANES Basin Lining | FLAG SOPREMA UK Ltd |
| GEOMEMBRANES Canals | FLAG SOPREMA UK Ltd |
| GEOMEMBRANES Containment Linings | CHARCON COMMERCIAL LANDSCAPING |
| FIBERWEB GEOSYNTHETICS LTD |
| FLAG SOPREMA UK Ltd |
| ICOPAL LTD |
| VERDANT SOLUTIONS LTD |
| GEOMEMBRANES Contaminated Land Barrier | FIBERWEB GEOSYNTHETICS LTD |
| ICOPAL LTD |
| KELLER |
| RIW LTD |
| TIMLOC BUILDING PRODUCTS |
| VERDANT SOLUTIONS LTD |
| GEOMEMBRANES Dams | FLAG SOPREMA UK Ltd |
| GEOMEMBRANES Hydraulic Tunnels | FLAG SOPREMA UK Ltd |
| GEOMEMBRANES Hydraulic Works | FLAG SOPREMA UK Ltd |
| GEOMEMBRANES Japanese Knotweed Barrier | FLAG SOPREMA UK Ltd |
| GEOMEMBRANES Resevoir Lining | FLAG SOPREMA UK Ltd |
| ICOPAL LTD |
| VERDANT SOLUTIONS LTD |
| GEOMEMBRANES Resevoir Roof Applications | ICOPAL LTD |
| GEOMEMBRANES Sewerage Systems | FLAG SOPREMA UK Ltd |
| GEOMEMBRANES Stormwater Storage Applications | ACO TECHNOLOGIES PLC (DRAINS) |
| CHARCON COMMERCIAL LANDSCAPING |
| FIBERWEB GEOSYNTHETICS LTD |
| POLYPIPE CIVILS |
| VERDANT SOLUTIONS LTD |
| GEOMEMBRANES SUDS Applications | CHARCON COMMERCIAL LANDSCAPING |
| FERNCO ENVIRONMENTAL |
| FIBERWEB GEOSYNTHETICS LTD |
| HOOFMARK UK LIMITED |
| ICOPAL LTD |
| RIW LTD |
| TENSAR INTERNATIONAL LTD |
| GEOMEMBRANES Tunnel Drainage | FIBERWEB GEOSYNTHETICS LTD |
| GEOMEMBRANES Underground Works | FLAG SOPREMA UK Ltd |
| GEOMEMBRANES Water Storage | CHARCON COMMERCIAL LANDSCAPING |
| FIBERWEB GEOSYNTHETICS LTD |
| FLAG SOPREMA UK Ltd |
| ICOPAL LTD |
| VERDANT SOLUTIONS LTD |
